“Ideas can and do change the world,” says historian Rutger Bregman, sharing his case for a provocative one: guaranteed basic income. Learn more about the idea’s 500-year history and a forgotten modern experiment where it actually worked — and imagine how much energy and talent we would unleash if we got rid of poverty once and for all.

The TED Talks channel features the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design — plus science, business, global issues, the arts and more.